Wednesday

April 1, 2015

April 1, 2015

Total # Posts: 187

**Math **

A mail truck picks up two boxes of mail from the post office. The total weight of the boxes is 32 pounds. One box is 8 pounds heavier than the other box. How much does each box weigh?
*March 18, 2015*

**Math**

If you divide this mystery number by 4, add 8, and multiply by 3 you get 42. What is the mystery number?
*March 18, 2015*

**Math**

Maurice lives 4 miles east of Drew. Chris lives 1 mile east of Maurice. Randy lives 2 miles east of Drew. Everyone lives on the same road. How far away from Drew does Chris live?
*March 12, 2015*

**Math**

Wendy is building a set for a school play. She is putting up a fence around a rectangular plot of fake grass measuring 3 feet by 5 feet. She needs a fence post every foot. How many posts does she need?
*March 12, 2015*

**Math **

Wendy is building a set for a school play. she is putting up a fence around a rectangular plot of fake grass measuring 3 feet by 5 feet. She needs a fence post every foot. How many posts does she need?
*March 12, 2015*

**Math**

Maurice lives 4 miles east of Drew. Chris lives 1 mile east of Maurice. Randy lives 2 miles east of Drew. Everybody lives on the same road. How far away from Drew does Chris live?
*March 12, 2015*

**Science**

What are the classification of a Emerald Rock?
*March 2, 2015*

**math**

Straub's Bakery makes 200 Danish cakes that cost $2.70 each. Straub's needs a 66% markup on cost and normally discards 10% of what it makes. At what price should Straub's sell the Danish cakes?
*February 16, 2015*

**Math**

Yes all water
*February 3, 2015*

**Math**

Polar ice is about 3/4 of the 3% of Earth's fresh water. What fraction of all of Earth's water is polar ice?
*February 3, 2015*

**Math**

How do you change 97% into a fraction?
*February 3, 2015*

**english**

[Key: Jordan = Barbara Jordan] In "All Together Now", Jordan uses appeals to emotion and appeals to reason to try to persuade her readers that her views are important. In a paragraph, cite one example of each kind of appeal in her work. Then,explain whether you find ...
*January 16, 2015*

**Math**

Thanks
*January 12, 2015*

**Math**

[Key: /= a fraction bar] Olga ran 5 kilometers in 37 minutes. Which could Olga use to determine m, the number of minutes she would take to run 25 kilometers at this rate? A. 37/5 = 25/m B. 5/m = 25/37 C. 37/5 = m/25 D. 5/m = 37/25
*January 12, 2015*

**Math**

thanks
*January 4, 2015*

**Math**

I'm not sure how to this
*January 4, 2015*

**Math**

Find the product 14.4/5 of 30 A. 24 B. 8 C.30 4/5 D.20 15. 14 * 3/5 A.42 B. 20 C. 8 2/5 D.28 3/5 16. 3/10 * 2/10 A.3/50 B. 1/10 C.3/5 D.1/10 17. -4 1/3 * 1 3/5 A. 4 1/5 B. -4 4/15 C. 5 1/5 D. -6 14/15 18. 2 3/7 * 2/3 A. 1 17/21 B. 2 1/21 C. 1 4/7 D. 1 13/21
*January 4, 2015*

**Math**

Thank you Ms. Sue
*January 4, 2015*

**Math**

Kevin had 3/4 yd of string. He used 1/3 of it on a school project. How much string did he use? A.5/12 yd B.1/3 yd C.7/12 yd D.1/4 yd (numbers are all fractions)
*January 4, 2015*

**Science**

i got it. sorry. i was on this one website and it gave me the answer i was looking for. thanks though.
*January 2, 2015*

**Science**

Which sequence of process must occur for an atom of carbon to go from a car to a tree? A. respiration, decomposition B. combustion, photosynthesis C. fossilization, decomposition D. fossilization, photosynthesis
*January 2, 2015*

**Algebra II**

A restaurant sells about 330 sandwiches each day at a price of $6 each. For each $.25 decrease in price, 15 more sandwiches are sold per day. How much should the restaurant charge to maximize daily revenue? Explain each step of your solution. What is the maximum daily revenue?
*December 17, 2014*

**Physics**

Two forces are applied simultaneously to a crate sliding in a horizontal plane: 36.8 N to the right and 20.2 N to the left. What is the net force on the crate? Let a force to the right be positive and to the left negative. Give your answer in Newtons.
*November 11, 2014*

**Math**

Marla and her mom cooked 21.3 liters of spaghetti sauce. They used 18 jars of the same size to can it. About how much did each jar hold?
*October 6, 2014*

**Create math equation**

Anthony leaves kingstons at 2:00 pm and drives to queensville, 160mi distant, at 45 mph. At 2:15 pm Helen leaves queensville and drives to kingston at 40mph. At what time do they pass each other on the road?
*September 17, 2014*

**math (create equation)**

A homeowner wishes to fence in three adjoining garden plots, as shown in the figure. If each plot is to be 80 ft^2 in area, and she has 88 feet of fencing material at hand, what dimension should each plot have? ---------- I I I I I I I I I I I I ----------
*September 13, 2014*

**math (create equation)**

Abbie paints twice as fast as Beth and three times as fast as Cathie. If it takes 60 min to paint a living room with all three working togather, how long does it take for Abbie if she works alone?
*September 13, 2014*

**Chemistry**

1.50g of NaHCO3 is dissolved in 17.1g of water. Express the solubility of NaHCO3 in grams per 100g of solvent and calculate the % composition of NaHCO3 and water.
*August 21, 2014*

**Accounting **

Accounting 1 Help! 1. An accountant records a transaction when cash is paid or received under which basis of accounting? cash deferred accrual liability 2. When unearned revenue is initially recorded as a revenue, the adjusting entry would include a credit to a liability. ...
*April 15, 2014*

**Math**

1 5/6
*April 10, 2014*

**Math**

4 1/3 - 21/2
*April 10, 2014*

**Math**

4 1/3 - 2 1/2 Thank you for your help
*April 10, 2014*

**Math **

3 1/10 + 14 2/5
*April 10, 2014*

**Math**

4 2/9 + 2 1/3
*April 10, 2014*

**Math **

7/12, 3/4, and 2/3 in order which one is the smallest to the greatest?
*April 8, 2014*

**Math**

Is 2/3 greater than 3/4
*April 8, 2014*

**Math**

Vicki bought an ice cream cake cut into 6 equal pieces. Vicki, Margo,and Elena each took 2 pieces of the cake home. Vicki says she and each of her friends took 1/3 of the cake home. Is Vicki correct? And
*March 13, 2014*

**8th Grade Science (Periodic Table)**

1.A 2.B,C,D 3.A 4.B,E 5.A,D,E We are learning this in 7th grade right now.
*March 13, 2014*

**8th Grade Science (Periodic Table)**

1.A 2.B,C,D 3.A 4.B,E 5.A,D,E
*March 13, 2014*

**Math**

A greenhouse at Alice's nursery has 340 planters. Each planter holds 10 plants. Alice has 1,092 plants in the greenhouse. How many planters are completely empty?
*March 9, 2014*

**Science**

1.A 2.D 3.A 4.A
*March 3, 2014*

**math**

1/6 of a box of paperclips are red, 5/12 of them are blue and 2/5 of the remainder are black. If there are 10 black paperclips, how many more blue paper clips are there than red ones?
*February 13, 2014*

**science**

1. B 2. C 3. A 4. A
*January 16, 2014*

**Math**

Javier rode his bike for a total of 41 minutes. Before lunch, he rode for 1 minute less than 5 times the number of minutes he rode after lunch. How many minutes did Javier ride before lunch?
*October 31, 2013*

**Math**

Together , Tom and max have 72 football cards. Tom has 2 more than 4 times as many cards as max has. How many football cards does Tom have ?
*October 31, 2013*

**interpersonal communication**

The best empathic listening response below is
*September 9, 2013*

**comm**

The best empathic listening response below is
*September 9, 2013*

**finance**

David will retire to Florida in ten years. After he retires, he wants to take out $28,000 at the end of each year for 15 years. If he can invest the money at 8% annually, what amount must he invest today?
*July 8, 2013*

** math**

A grocer mixes a premium blend of coffee worth $17/kg with a coffee blend worth #7/kg. A mixture of 36 kg worth $11/kg is produced. How many kilograms of each type of coffee are included in the mixture?
*May 11, 2013*

**public speaking**

yes
*April 17, 2013*

**Math**

the sum of 5 consecutive whole numbers is 2005. what is the sum of all the digits of these 5 numbers
*March 28, 2013*

**math**

In slow- pitch softball the ball is pitched in an underhand motion. A batter in a softball game is pitched a ball that has initial vertical velocity of 35 feet per second. a. Write an equation for the height h (in feet) of the ball as a function of the time t (in seconds) ...
*March 21, 2013*

**Interpersonal Communication COM200**

The best empathic listening response below is
*March 7, 2013*

**ss**

1.Artic Ocean 2.Mount St.Helens 3.Mississippi River. I just took this test :)
*January 21, 2013*

**Math**

What about taking $58.62 *45% = $85.00
*January 15, 2013*

**chemistry**

54.996 or 55.0 g NaOH
*November 23, 2012*

**Information Systems**

Richard's Plumbing Co. has rapidly grown to become a multi-state business, and it has recently acquired Mr. Plumber, a smaller company with multiple outlets located in the same states. Each of the companies has its own data network. Mr. Plumber's network connects the ...
*November 1, 2012*

**IT**

Can someone please help me start this? Using Shannon’s formula, calculate the data transfer rate given the following information: signal frequency = 10,000 Hz signal power = 5000 watts noise power =230 watts.
*November 1, 2012*

**7th grade social studies Ms.Sue please**

1)wealth from trade 2)to collect their own taxes 3)the movable type printing press 4)to find a trade route to Asia 5)Portugal 6)Ferdinand Magellan 7)Cardinal Richelieu 8)strengthening England 9)an extremely large Spanish army 10)African societies suffered
*October 18, 2012*

**7th grade social studies help quick please**

1.(A) 2.(D) 3.(B) 4.(C)
*October 10, 2012*

**physics**

An airplane is flying with a velocity of 252m/s at an angle of 30 degrees with the horizontal. when the altitude of the plane is 2.7km, a flare is released from the plane. the flare hits the target on the ground. what is the angle theta?
*September 23, 2012*

**physics**

an airplane with a speed of 40.4 m/s is climbing upward at an angle of 54 degrees with respect to the horizontal. When the planes altitude is 520 m, the pilot releases a package. a. calculate the distance along the ground measured from a point directly beneath the point of ...
*September 23, 2012*

**physics**

You are traveling in a convertible with the top down. The car is moving at a constant velocity 20.0m/s due east along flat ground. You throw a tomato straight upward at a speed of 15.9m/s. how far has the car moved when you get a chance to catch a tomato?
*September 23, 2012*

**Absolute Vale**

Find all numbers x for which |x-1| + |x-2| > 1. I know the answer is that there exists no such x, but I need someone to explain to me the steps as to figuring out why that is the case.
*September 3, 2012*

**Math**

Find all numbers x for which |x-1| + |x-2| > 1. I know the answer is that there exists no such x, but I need someone to explain to me the steps as to figuring out why that is the case.
*September 2, 2012*

**ODE**

compute the inverse laplace transform 2S^2+13S+5/(s+3)(s-1)^2 i got 3e^t+5e^t+3e^t, not sure it correct
*August 28, 2012*

**ODE**

compute the inverse laplace transform 2S^2+13S+5/(s+3)(s-1)^2 i got 3e^t+5e^t+3e^t, not sure it correct
*August 28, 2012*

**ODE**

what is the laplace transform of 5/2.e^t-3/2.e^-t
*August 28, 2012*

**ODE**

what is the laplace transform of cost+4sint
*August 27, 2012*

**ODE**

if the DE x^2.y"+xy'-y=0 has a general solution c1x+c2.x^-1, use the variation of parameters to find the particular solution x^2.y"+xy'-y=2-2/x
*August 26, 2012*

**math(ODE)**

there are 3 linearly independent solutions of the DE t^3.y"'+3t^2.y"-6ty'+6y=0 of the form t^p, find the possible values of p
*August 25, 2012*

**Calc 2 **

The region bounded by y= 1/(x^2+2x+5), y=0, x=0, and x=1, is revolved about the x-axis. Find the volume of the resulting solid.
*March 12, 2012*

**physics**

The Ferris Wheel in the figure below is a vertical, circular amusement ride with radius 10 m. Riders sit on seats that swivel to remain horizontal. The Ferris Wheel rotates at a constant rate, going around once in 11 s. Consider a rider whose mass is 59 kg. part1 At the bottom...
*February 23, 2012*

**physics**

n outer space, far from other objects, block 1 of mass 40 kg is at position (7,9,0) and block 2 of mass 1000 kg is at position (17,13,0) Since the z components of position are zero, the (vector) gravitational force acting on block 2 due to block 1 will be (-21.359e-9,-8.54198e...
*February 5, 2012*

**physics**

A motorist traveling at 16 m/s encounters a deer in the road 43 m ahead. If the maximum acceleration the vehicle’s brakes are capable of is −6 m/s2, what is the maximum reaction time of the motorist that will allow her or him to avoid hitting the deer?
*January 29, 2012*

**Physics**

b i got 3.96x10^4 km.h and i already did the magnitude which it 3.80x10^5 for the last question about the "for this time interval, find the direction of its average acceleration. = ? countercloclock wise from + x axis
*January 22, 2012*

**Physics**

nevermind you converted it
*January 22, 2012*

**Physics**

how did you get 29.1 to = 3.77* 10^5?
*January 22, 2012*

**Physics**

(933-695)/7.12- 4.85 = 238/2.27= 104.84 thats how i got that anwser...
*January 22, 2012*

**Physics**

but it has to equal km/h^2 and i got those anwsers wrong
*January 22, 2012*

**Physics**

At an air show, a jet plane has velocity components vx = 695 km/h and vy = 440 km/h at time 4.85s and vx= 933km/h and vy = 465 km/h at time 7.12 s. For this time interval, find (a) the x and y components of the plane’s average acceleration and (b) the magnitude and ...
*January 22, 2012*

**Physics**

At an air show, a jet plane has velocity components vx = 695 km/h and vy = 440 km/h at time 4.85s and vx= 933km/h and vy = 465 km/h at time 7.12 s. For this time interval, find (a) the x and y components of the plane’s average acceleration and (b) the magnitude and ...
*January 22, 2012*

**physics**

a point charge q1= -4.00nC is at a point (0.6,0.8) in the xy axis, and a second point charge q2=4.73nC is at the point (0.6,0), calculate the magnitude and direction of the net electric field at the origin due to these two points. Ive tried calculating the two separate ...
*December 5, 2011*

**statistics**

Yes, I understand how you worked out the mean. I understand about the 12 above and below the mean, but how did you arrive at 12 = 2 standard deviation points.
*October 26, 2011*

**Math**

Thanks, what about this one. It says to multiply. 2y and 14x^5y ___ ______ 7x^2 y^5
*October 9, 2011*

**Math**

This is what the question said..... Find all excluded values for the expression. That is, find all values of for which the expression is undefined.
*October 9, 2011*

**Math**

How do you work 5y ____ 3y+6 It is in fraction form and it just got me stuck,,,please help!!!!! :(
*October 9, 2011*

**calculus**

pleeeeeeas help meeee i used an online integral calculator and got an answer which says -1/2cot(x^2) but i don't know how to get there. the problem is "integral{xcsc^2(x^2)}
*September 29, 2011*

**calculus**

wooow, i cant believe ive been staring at it this long and couldnt see this. thanks!!
*September 28, 2011*

**calculus**

what is the integral of {sin(x)tan(x)} i tried turning tan(x) into sin(x)/cos(x) then doing u substitutions but i always have an extra sin(x) left. can you help me pleeeease
*September 28, 2011*

**physics**

the distance between the two plates is 1cm and the lengeth of each plate is 2cm so how do i get started
*September 16, 2011*

**physics**

ok i have a problem to work on in my new course, and i was wondering what i need to do to tackle it. the question is as follows: An electron is projected with an initial velocity Vo=10^7m/s into the uniform field between the parallel plates "E". the direction of the ...
*September 16, 2011*

**spanish**

How do you say "This special is only valid today" Please dont use google translate or another translator. Please answer if you are fluent in Spanish.
*June 2, 2011*

**Statistics**

if 25% of all students asked say they spend too much time on homework, and 12 students are selected at random, what is the expected number of students who say they spend too much time on homework?
*May 30, 2011*

**spanish**

what do you study
*May 30, 2011*

**geometry**

help please.... 1:(-2, -1) is reflected over the y-axis. What are the coordinates of the image? A:(2, -1) B:(-2, 1) C:(-1, -2) D:(2, 1) 2:(2, -5) is reflected over the x-axis. What are the coordinates of the image? A: (-2, -5) B;(2, 5) C:(-5, 2) D:(-2, 5)
*May 11, 2011*

**geometry**

I realy need help please!!!! 1-Describe the translation in words: (x, y) (x - 4, y - 9) A)4 units to the left, 9 units down B)4 units to the left, 9 units up C)4 units to the right, 9 units down D)4 units to the right, 9 units up 2-][3-,2.[1,4],[-5,4]2,-3]at element is in row ...
*May 11, 2011*

**psychology**

help me please.... 1- What is the importance of the power of the individual? 2- Explain the importance of peacemaking. 3-What is the affect of aggression on society?
*May 10, 2011*

**verb**

wrie the past tense form of the verbs.
*May 8, 2011*

**accounting**

Diamond Company produces a chair that requires 5 yds. of material per unit. The standard price of one yard of material is $7.50. During the month, 8,500 chairs were manufactured, using 43,700 yards at a cost of $7.60. Determine the (a) price variance, (b) quantity variance, ...
*May 6, 2011*